采矿业必须发展以满足不断变化的世界的需求，否则将被淘汰。

The challenge is to make the audience forget they're watching a performance.

The most important thing you can do to achieve your goals is to make sure that as soon as you set them, you immediately begin to create momentum.

Happiness is not something ready-made. It comes from your own actions.

公司的文化是由领导者每一天的行动定义的。